QUESTION 2 Identify the correct statement about Indexes from below: QUESTION 3 Q

Question

QUESTION 2

Identify the correct statement about Indexes from below:

QUESTION 3

QUESTION 2 0.625 points Save Answer Identify the correct statement about Indexes from below: A. Indexes improve performance for both data reads and data inserts B. Indexes never impact performance of data inserts and reads C-Indexes make data insertions execute faster O ndexes make data reads execute faster, Could slowdown data inserts QUESTION 3 0.65 points Save Answer Which of the following statements is true? A. You cannot search for a value of an attribute in he Document of a Document oriented database. You cannot search for a value of an attribute stored in the "Value of a Key-Value data store B. You can search for a value of an attribute in the Document' of a Document oriented database. You can also searchfor a value of an attribute stored in the TValue" of a Key-Value data store C. You can search for a value of an attribute in the Document of a Document oriented database. You cannot search for a value of an attribute stored in the TValue of a Key-Value data store. You cannot search for a value of an attribute in the "Document of a Document oriented database. You can search for a value of an attribute stored in the value of a Key-Value data store.

Explanation / Answer

D. Indexes make data reads execute faster, could slowdown data inserts. This is because,
when you have the data properly indexed the data reads will make it faster at the cost,
of slower insert. This is because, when a data is inserted, the indexes should be modified
accordingly.
B. You can search for a value of an attribute in the Document of a Document oriented
database. You can also search for a value of an attribute stored in the value of a key-value
data store.

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